CommonJS version

index.d.ts

@@ -1,2 +1,137 @@
-export * from './base.js';
-export * as default from './base.js';
+type Format = (string: string) => string;
+
+declare const reset: Format;
+declare const bold: Format;
+declare const dim: Format;
+declare const italic: Format;
+declare const underline: Format;
+declare const overline: Format;
+declare const inverse: Format;
+declare const hidden: Format;
+declare const strikethrough: Format;
+
+declare const black: Format;
+declare const red: Format;
+declare const green: Format;
+declare const yellow: Format;
+declare const blue: Format;
+declare const magenta: Format;
+declare const cyan: Format;
+declare const white: Format;
+declare const gray: Format;
+
+declare const bgBlack: Format;
+declare const bgRed: Format;
+declare const bgGreen: Format;
+declare const bgYellow: Format;
+declare const bgBlue: Format;
+declare const bgMagenta: Format;
+declare const bgCyan: Format;
+declare const bgWhite: Format;
+declare const bgGray: Format;
+
+declare const redBright: Format;
+declare const greenBright: Format;
+declare const yellowBright: Format;
+declare const blueBright: Format;
+declare const magentaBright: Format;
+declare const cyanBright: Format;
+declare const whiteBright: Format;
+
+declare const bgRedBright: Format;
+declare const bgGreenBright: Format;
+declare const bgYellowBright: Format;
+declare const bgBlueBright: Format;
+declare const bgMagentaBright: Format;
+declare const bgCyanBright: Format;
+declare const bgWhiteBright: Format;
+
+declare const formats: {
+	reset: Format;
+	bold: Format;
+	dim: Format;
+	italic: Format;
+	underline: Format;
+	overline: Format;
+	inverse: Format;
+	hidden: Format;
+	strikethrough: Format;
+	black: Format;
+	red: Format;
+	green: Format;
+	yellow: Format;
+	blue: Format;
+	magenta: Format;
+	cyan: Format;
+	white: Format;
+	gray: Format;
+	bgBlack: Format;
+	bgRed: Format;
+	bgGreen: Format;
+	bgYellow: Format;
+	bgBlue: Format;
+	bgMagenta: Format;
+	bgCyan: Format;
+	bgWhite: Format;
+	bgGray: Format;
+	redBright: Format;
+	greenBright: Format;
+	yellowBright: Format;
+	blueBright: Format;
+	magentaBright: Format;
+	cyanBright: Format;
+	whiteBright: Format;
+	bgRedBright: Format;
+	bgGreenBright: Format;
+	bgYellowBright: Format;
+	bgBlueBright: Format;
+	bgMagentaBright: Format;
+	bgCyanBright: Format;
+	bgWhiteBright: Format;
+};
+
+export = formats;
+
+export {
+	reset,
+	bold,
+	dim,
+	italic,
+	underline,
+	overline,
+	inverse,
+	hidden,
+	strikethrough,
+	black,
+	red,
+	green,
+	yellow,
+	blue,
+	magenta,
+	cyan,
+	white,
+	gray,
+	bgBlack,
+	bgRed,
+	bgGreen,
+	bgYellow,
+	bgBlue,
+	bgMagenta,
+	bgCyan,
+	bgWhite,
+	bgGray,
+	redBright,
+	greenBright,
+	yellowBright,
+	blueBright,
+	magentaBright,
+	cyanBright,
+	whiteBright,
+	bgRedBright,
+	bgGreenBright,
+	bgYellowBright,
+	bgBlueBright,
+	bgMagentaBright,
+	bgCyanBright,
+	bgWhiteBright
+};

index.js

@@ -1,2 +1,92 @@
-export * from './base.js';
-export * as default from './base.js';
+const tty = require('node:tty');
+
+// eslint-disable-next-line no-warning-comments
+// TODO: Use a better method when it's added to Node.js (https://github.com/nodejs/node/pull/40240)
+const hasColors = tty.WriteStream.prototype.hasColors();
+
+const format = (open, close) => {
+	if (!hasColors) {
+		return input => input;
+	}
+
+	const openCode = `\u001B[${open}m`;
+	const closeCode = `\u001B[${close}m`;
+
+	return input => {
+		const string = input + ''; // eslint-disable-line no-implicit-coercion -- This is faster.
+		let index = string.indexOf(closeCode);
+
+		if (index === -1) {
+			// Note: Intentionally not using string interpolation for performance reasons.
+			return openCode + string + closeCode;
+		}
+
+		// Handle nested colors.
+
+		// We could have done this, but it's too slow (as of Node.js 22).
+		// return openCode + string.replaceAll(closeCode, openCode) + closeCode;
+
+		let result = openCode;
+		let lastIndex = 0;
+
+		while (index !== -1) {
+			result += string.slice(lastIndex, index) + openCode;
+			lastIndex = index + closeCode.length;
+			index = string.indexOf(closeCode, lastIndex);
+		}
+
+		result += string.slice(lastIndex) + closeCode;
+
+		return result;
+	};
+};
+
+const colors = {};
+
+colors.reset = format(0, 0);
+colors.bold = format(1, 22);
+colors.dim = format(2, 22);
+colors.italic = format(3, 23);
+colors.underline = format(4, 24);
+colors.overline = format(53, 55);
+colors.inverse = format(7, 27);
+colors.hidden = format(8, 28);
+colors.strikethrough = format(9, 29);
+
+colors.black = format(30, 39);
+colors.red = format(31, 39);
+colors.green = format(32, 39);
+colors.yellow = format(33, 39);
+colors.blue = format(34, 39);
+colors.magenta = format(35, 39);
+colors.cyan = format(36, 39);
+colors.white = format(37, 39);
+colors.gray = format(90, 39);
+
+colors.bgBlack = format(40, 49);
+colors.bgRed = format(41, 49);
+colors.bgGreen = format(42, 49);
+colors.bgYellow = format(43, 49);
+colors.bgBlue = format(44, 49);
+colors.bgMagenta = format(45, 49);
+colors.bgCyan = format(46, 49);
+colors.bgWhite = format(47, 49);
+colors.bgGray = format(100, 49);
+
+colors.redBright = format(91, 39);
+colors.greenBright = format(92, 39);
+colors.yellowBright = format(93, 39);
+colors.blueBright = format(94, 39);
+colors.magentaBright = format(95, 39);
+colors.cyanBright = format(96, 39);
+colors.whiteBright = format(97, 39);
+
+colors.bgRedBright = format(101, 49);
+colors.bgGreenBright = format(102, 49);
+colors.bgYellowBright = format(103, 49);
+colors.bgBlueBright = format(104, 49);
+colors.bgMagentaBright = format(105, 49);
+colors.bgCyanBright = format(106, 49);
+colors.bgWhiteBright = format(107, 49);
+
+module.exports = colors;

package.json

@@ -1,7 +1,7 @@
 {
-	"name": "yoctocolors",
+	"name": "yoctocolors-cjs",
 	"version": "2.1.0",
-	"description": "The smallest and fastest command-line coloring package on the internet",
+	"description": "CommonJS version - The smallest and fastest command-line coloring package on the internet",
 	"license": "MIT",
 	"repository": "sindresorhus/yoctocolors",
 	"funding": "https://github.com/sponsors/sindresorhus",
@@ -10,11 +10,9 @@
 		"email": "[email protected]",
 		"url": "https://sindresorhus.com"
 	},
-	"type": "module",
-	"exports": {
-		"types": "./index.d.ts",
-		"default": "./index.js"
-	},
+	"type": "commonjs",
+	"main": "./index.js",
+	"types": "./index.d.ts",
 	"sideEffects": false,
 	"engines": {
 		"node": ">=18"